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INVESTMENT SECURITIES (Schedule of Securities With Unrealized Losses) (Details) $ in Thousands	Sep. 30, 2017 USD ($) N	Sep. 30, 2016 USD ($) N
Available For Sale and Held To Maturity Securities
Number of Securities | N	31	9
Less than 12 Months, Fair Value	$ 12,430	$ 2,581
Less than 12 Months, Unrealized Losses	(173)	(8)
12 Months or Longer, Fair Value	27,291	5,879
12 Months or Longer, Unrealized Losses	(602)	(348)
Total, Fair Value	39,721	8,460
Total, Unrealized Losses	$ (775)	$ (356)
Obligations of U.S. government agencies Mortgage backed securities - residential [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	2	2
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or Longer, Fair Value	(605)	849
12 Months or Longer, Unrealized Losses	(96)	(90)
Total, Fair Value	605	849
Total, Unrealized Losses	$ (96)	$ (90)
Obligations of U.S. government agencies Mortgage backed securities -commercial [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	1	1
Less than 12 Months, Fair Value	$ 958	$ 1,033
Less than 12 Months, Unrealized Losses	(10)	(1)
12 Months or Longer, Fair Value
12 Months or Longer, Unrealized Losses
Total, Fair Value	958	1,033
Total, Unrealized Losses	$ (10)	$ (1)
Obligations of U.S. government-sponsored enterprises Mortgage backed securities - residential [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	20	2
Less than 12 Months, Fair Value	$ 6,582	$ 1,376
Less than 12 Months, Unrealized Losses	(92)	(3)
12 Months or Longer, Fair Value	21,713	1,942
12 Months or Longer, Unrealized Losses	(284)	(13)
Total, Fair Value	28,295	3,318
Total, Unrealized Losses	$ (376)	$ (16)
Obligations of U.S. government-sponsored enterprises Debt securities [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	5
Less than 12 Months, Fair Value	$ 4,890
Less than 12 Months, Unrealized Losses	(71)
12 Months or Longer, Fair Value	1,996
12 Months or Longer, Unrealized Losses	(4)
Total, Fair Value	6,886
Total, Unrealized Losses	$ (75)
Private label mortgage-backed securities-residential [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	2	3
Less than 12 Months, Fair Value		$ 172
Less than 12 Months, Unrealized Losses		(4)
12 Months or Longer, Fair Value	193	330
12 Months or Longer, Unrealized Losses	(2)	(3)
Total, Fair Value	193	502
Total, Unrealized Losses	$ (2)	$ (7)
Corporate securities [Member]
Available For Sale and Held To Maturity Securities
Number of Securities | N	1	1
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or Longer, Fair Value	2,784	2,758
12 Months or Longer, Unrealized Losses	(216)	(242)
Total, Fair Value	2,784	2,758
Total, Unrealized Losses	$ (216)	$ (242)

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